Home / 18,956.70-26,152.92-10,997.46

Finding the Fourth Proportional to 18,956.70, 26,152.92 and 10,997.46

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Solution

The fourth proportional to 18,956.70, 26,152.92 and 10,997.46 is: 15,172.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.70 : 26,152.92 = 10,997.46 : x
  2. Step 2: Convert to fraction form
    18,956.70/26,152.92 = 10,997.46/x
  3. Step 3: Cross multiply
    18,956.70x = 26,152.92 × 10,997.46
  4. Step 4: Simplify right side
    18,956.70x = 287,615,691.58
  5. Step 5: Solve for x
    x = 287,615,691.58/18,956.70
  6. Step 6: Final answer
    x = 15,172.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.